Heater

Abstract

A shell is provided with a liquid inlet pipe and a liquid outlet pipe which are communicated with the interior and the exterior of the shell, the shell is provided with a first wall and a second wall which are located in the shell, a heating assembly and the shell are matched to form a flow channel, the heating assembly comprises a plurality of heating pieces, and the heating pieces are arranged at intervals. The liquid flowing direction of the first-type sections is from the first wall to the second wall, the liquid flowing direction of the second-type sections is from the second wall to the first wall, and the single first-type section or the single second-type section is located between two adjacent heating pieces; a first-type section and a second-type section are formed among any three adjacent heating pieces, first-type inlets allowing liquid in the second-type section to flow into the first-type section are all located on the first wall side, and second-type inlets allowing liquid in the first-type section to flow into the second-type section are all located on the second wall side. The heater provided by the utility model is high in heat conduction efficiency and easy to process and assemble.

Description

Technical Field

[0001] The utility model relates to the field of automobile parts, in particular to a vehicle air-conditioning heater. Background Art

[0002] In the existing technology, there are two main technical routes for vehicle air conditioning heating: air cooling and water cooling. Among them, the main problem of the water cooling route is that it is limited by the size of the internal water heating space of the heater. How to save energy and have higher energy efficiency is an issue that needs to be explored urgently. Utility Model Content

[0003] The utility model provides a heater, comprising:

[0004] A shell, the shell having a liquid inlet pipe and a liquid outlet pipe communicating with the inside and outside of the shell, the shell having a first wall and a second wall located inside the shell, the first wall and the second wall being arranged opposite to each other;

[0005] A heating component, the heating component is fixedly assembled in the shell, the heating component and the shell cooperate to form a flow channel, the heating component includes multiple heating elements, the multiple heating elements are arranged at intervals, the flow channel includes: a liquid inlet section, a heating section, and a liquid outlet section, the liquid inlet section is connected to the liquid inlet pipe and the heating section, the liquid outlet section is connected to the heating section and the liquid outlet pipe, the heating section includes one or more first-type sections and one or more second-type sections, the liquid flow direction of the first-type section is from the first wall to the second wall, the liquid flow direction of the second-type section is from the second wall to the first wall, a single first-type section or a single second-type section is located between two adjacent heating elements, a first-type section and a second-type section are formed between any three adjacent heating elements, the first-type inlet allowing the liquid in the second-type section to flow into the first-type section is located on the first wall side, and the second-type inlet allowing the liquid in the first-type section to flow into the second-type section is located on the second wall side.

[0006] The heating component is fixedly mounted on the second wall, a first type gap is left between the heating component and the first wall, and the inner wall of the shell has one or more first type isolation ribs that can fill part of the first type gap to block the first type segment from being connected to the second type segment directly downstream on the first wall side through the first type gap.

[0007] The heating component is fixedly mounted on the second wall, a second type gap is left between one or more heating elements and the inner wall of the shell, the inner wall of the shell is provided with one or more second type isolation ribs, the second type isolation ribs are accommodated in the one or more second type gaps one by one, and the remaining part of the second type gap after being partially filled by the second type isolation ribs is the second type inlet.

[0008] A gap is left between the heating component and the inner wall of the shell as a liquid inlet section, and a gap is left between the heating component and the inner wall of the shell as a liquid outlet section.

[0009] Also included is a diverter plate installed in the first type segment or the second type segment to divert the liquid flowing through the first type segment or the second type segment in parallel along both sides of the diverter plate.

[0010] The splitter plate is composed of a first plate body portion and a second plate body portion which are respectively mounted on two adjacent heating elements.

[0011] The manifold is made of heat-conducting material, and heat-conducting fins are installed on the manifold.

[0012] The heating element is provided with a plurality of heat-conducting fins located in the liquid inlet section and / or the heating section and / or the liquid outlet section.

[0013] The shell includes an outer shell with one end open and an end cover fixedly assembled on the outer shell. The end cover forms a blockage for the open end of the outer shell. The second wall is the inner wall of the end cover. A plurality of mounting grooves are opened on the end cover. A plurality of heating elements are embedded in the plurality of mounting grooves one by one and form a blockage for the mounting grooves.

[0014] In the utility model, the liquid flows into the shell through the liquid inlet pipe, and is transferred to the heating section through the liquid inlet section. During the heating process, the liquid first enters the first type segment from the side of the second wall, and then transfers to the second type segment adjacent to it through the first wall, and repeats this process until it flows out of the heating section, then enters the liquid outlet section, and then flows out through the liquid outlet pipe. The above-mentioned flow channel design maximizes the liquid stroke and can maximize the heat conduction efficiency. In the direction gradually approaching the liquid outlet pipe, the power of multiple heating elements gradually increases, thereby realizing multi-stage heating of the liquid, which can improve the heating efficiency more quickly and efficiently, is easy to assemble, and has low processing difficulty. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a front cross-sectional view of a heater proposed by the utility model;

[0016] Figure 2 This is a three-dimensional cross-sectional view of a heater proposed by the utility model;

[0017] Figure 3 This is a three-dimensional cross-sectional view of a heater proposed by the utility model;

[0018] Figure 4 This is a view of a heater proposed by the utility model DETAILED DESCRIPTION

[0019] refer to Figure 1 The utility model provides a heater, comprising:

[0020] The shell 1 has a liquid inlet pipe 2 and a liquid outlet pipe 3 communicating with the inside and outside of the shell 1 . The shell 1 has a first wall 13 and a second wall 12 located inside the shell 1 . The first wall 13 and the second wall 12 are arranged opposite to each other.

[0021] The heating component 4 is fixedly assembled in the shell 1. The heating component 4 cooperates with the shell 1 to form a flow channel 5. The heating component 4 includes a plurality of heating elements 41, and the plurality of heating elements 41 are arranged at intervals. The flow channel 5 includes: a liquid inlet section 51, a heating section 52, and a liquid outlet section 53. The liquid inlet section 51 is connected to the liquid inlet pipe 2 and the heating section 52, and the liquid outlet section 53 is connected to the heating section 52 and the liquid outlet pipe 3. The heating section 52 includes one or more first type segments 521 and one or more second type segments 522. The liquid in the first type segment 521 flows from the first wall 13 to the second wall 12, and the liquid in the second type segment 522 flows from the first wall 13 to the second wall 12. The liquid in the second type segment 522 flows from the second wall 12 to the first wall 13. A single first type segment 521 or a single second type segment 522 is located between two adjacent heating elements 41. A first type segment 521 and a second type segment 522 are formed between any three adjacent heating elements 41. The first type inlet 6 allowing liquid in the second type segment 522 to flow into the first type segment 521 is located on the first wall 13 side, and the second type inlet 7 allowing liquid in the first type segment 521 to flow into the second type segment 522 is located on the second wall 12 side.

[0022] The liquid flows into the housing 1 through the liquid inlet pipe 2, and is transferred to the heating section 52 through the liquid inlet section 51. During the heating process, the liquid first enters the first type segment 521 from the side of the second wall 12, and then transfers to the second type segment 522 adjacent to it through the first wall 13, and repeats this process until it flows out of the heating section 52, then enters the liquid outlet section 53, and then flows out through the liquid outlet pipe 3. The above-mentioned flow channel design maximizes the liquid stroke and can maximize the heat conduction efficiency. In the direction gradually approaching the liquid outlet pipe 33, the power of multiple heating elements 1 gradually increases, thereby realizing multi-stage heating of the liquid, which can improve the heating efficiency more quickly and efficiently.

[0023] The heating component 4 is fixedly mounted on the second wall 12, and a first type gap 8 is left between the heating component 4 and the first wall 13. The inner wall of the shell 1 has one or more first type isolation ribs 14 that can fill part of the first type gap 8 to block the first type segment 521 from being directly connected to the downstream adjacent second type segment 522 on the side of the first wall 13 through the first type gap 8.

[0024] refer to Figure 2The heating component 4 is fixedly mounted on the second wall 12, a second type gap 9 is left between one or more heating elements 41 and the inner wall of the shell 1, and one or more second type isolation ribs 10 are provided on the inner wall of the shell 1. The second type isolation ribs 10 are received in the one or more second type gaps 9 one by one, and the remaining part of the second type gap 9 after being partially filled by the second type isolation ribs 10 is the second type inlet 7.

[0025] A gap is left between the heating component 4 and the inner wall of the shell 1 as a liquid inlet section 51 , and a gap is left between the heating component 4 and the inner wall of the shell 1 as a liquid outlet section 53 .

[0026] Compared with the molded flow channel 5, in the present invention, the flow channel 4 is directly matched between the heating component 4 and the inner wall of the second shell 3, which will undoubtedly reduce the difficulty of processing and assembly, thereby reducing the cost.

[0027] It also includes a diverter plate 11 installed in the first type segment 521 or the second type segment 522 to divert the liquid flowing through the first type segment 521 or the second type segment 522 in parallel along both sides of the diverter plate 11 .

[0028] The splitter plate 11 is composed of a first plate body 111 and a second plate body 112 which are respectively installed on two adjacent heating elements.

[0029] The splitter plate 11 is made of heat-conducting material, and heat-conducting fins 411 are installed on the splitter plate 11 .

[0030] A plurality of heat-conducting fins 411 located in the liquid inlet section 51 and / or the heating section 52 and / or the liquid outlet section 53 are installed on the heating element 41 .

[0031] The existence of the splitter plate 11 can further increase the heat conduction area, thereby improving the heating efficiency.

[0032] refer to Figure 4 The shell 1 includes an outer shell 101 with an open end and an end cover 102 fixedly assembled on the outer shell 101. The end cover 102 forms a blockage for the open end of the outer shell 101. The second wall is the inner wall of the end cover 102. A plurality of mounting grooves 1021 are opened on the end cover 102. A plurality of heating elements are embedded in the plurality of mounting grooves 1021 one by one and block the mounting grooves 1021, which is easier to assemble.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A heater, characterized in that: include: A shell (1), the shell (1) having a liquid inlet pipe (2) and a liquid outlet pipe (3) communicating with the inside and outside of the shell (1), the shell (1) having a first wall (13) and a second wall (12) located inside the shell (1), the first wall (13) and the second wall (12) being arranged opposite to each other; A heating component (4), the heating component (4) is fixedly assembled in a shell (1), the heating component (4) and the shell (1) cooperate to form a flow channel (5), the heating component (4) comprises a plurality of heating elements (41), the plurality of heating elements (41) are arranged at intervals, the flow channel (5) comprises: a liquid inlet section (51), a heating section (52), and a liquid outlet section (53), the liquid inlet section (51) is connected to a liquid inlet pipe (2) and the heating section (52), the liquid outlet section (53) is connected to the heating section (52) and the liquid outlet pipe (3), the heating section (52) comprises one or more first type sections (521) and one or more second type sections (522), the liquid in the first type section (521) flows from the first wall (13) to the second wall (13), and the liquid in the second type section (522) flows from the first wall (13) to the second wall (13). The second type segment (522) has two walls (12), and the liquid in the second type segment (522) flows from the second wall (12) to the first wall (13). A single first type segment (521) or a single second type segment (522) is located between two adjacent heating elements (41). A first type segment (521) and a second type segment (522) are formed between any three adjacent heating elements (41). The first type inlet (6) that allows the liquid in the second type segment (522) to flow into the first type segment (521) is located on the side of the first wall (13), and the second type inlet (7) that allows the liquid in the first type segment (521) to flow into the second type segment (522) is located on the side of the second wall (12).

2. The heater according to claim 1, characterized in that The heating component (4) is fixedly mounted on the second wall (12), a first type gap (8) is left between the heating component (4) and the first wall (13), and one or more first type isolation ribs (14) are provided on the inner wall of the shell (1) to fill part of the first type gap (8) so as to block the first type segment (521) from being connected directly to the downstream adjacent second type segment (522) on the side of the first wall (13) through the first type gap (8).

3. The heater according to claim 1, characterized in that The heating assembly (4) is fixedly mounted on the second wall (12); a second type gap (9) is left between one or more heating elements (41) and the inner wall of the shell (1); the inner wall of the shell (1) is provided with one or more second type isolation ribs (10); the second type isolation ribs (10) are received in the one or more second type gaps (9) in a one-to-one correspondence; the remaining portion of the second type gap (9) partially filled by the second type isolation ribs (10) is the second type inlet (7).

4. The heater according to claim 1, characterized in that A gap is left between the heating component (4) and the inner wall of the shell (1) as a liquid inlet section (51), and a gap is left between the heating component (4) and the inner wall of the shell (1) as a liquid outlet section (53).

5. The heater according to claim 1, characterized in that It also includes a diverter plate (11) installed in the first type segment (521) or the second type segment (522) to divert the liquid flowing through the first type segment (521) or the second type segment (522) in parallel along both sides of the diverter plate (11).

6. The heater according to claim 5, characterized in that The splitter plate (11) is composed of a first plate body (111) and a second plate body (112) which are respectively mounted on two adjacent heating elements.

7. The heater according to claim 5, characterized in that The splitter plate (11) is made of a heat-conducting material, and a heat-conducting fin (411) is installed on the splitter plate (11).

8. The heater according to claim 1, characterized in that The heating element (41) is provided with a plurality of heat-conducting fins (411) located in the liquid inlet section (51) and / or the heating section (52) and / or the liquid outlet section (53).

9. The heater according to claim 1, characterized in that The housing (1) comprises an outer shell (101) with one end open and an end cover (102) fixedly mounted on the outer shell (101); the end cover (102) forms a seal on the open end of the outer shell (101); the second wall is the inner wall of the end cover (102); a plurality of mounting grooves (1021) are formed on the end cover (102); a plurality of heating elements are embedded in the plurality of mounting grooves (1021) in a one-to-one correspondence and form a seal on the mounting grooves (1021).

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